diff --git a/src/java/com/threerings/parlor/rating/server/Rating.java b/src/java/com/threerings/parlor/rating/server/Rating.java
index 729742c0..0412a9f1 100644
--- a/src/java/com/threerings/parlor/rating/server/Rating.java
+++ b/src/java/com/threerings/parlor/rating/server/Rating.java
@@ -129,7 +129,7 @@ public class Rating
 
         // calculate K, the score multiplier constant
         int K;
-        if (rating.experience < 20) {
+        if (rating.isProvisional()) {
             K = 64;
         } else if (rating.rating < 2100) {
             K = 32; // experience >= 20